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Finding the Fourth Proportional to 6,493.92, 9,733.20 and 2,330.40

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Solution

The fourth proportional to 6,493.92, 9,733.20 and 2,330.40 is: 3,492.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,493.92 : 9,733.20 = 2,330.40 : x
  2. Step 2: Convert to fraction form
    6,493.92/9,733.20 = 2,330.40/x
  3. Step 3: Cross multiply
    6,493.92x = 9,733.20 × 2,330.40
  4. Step 4: Simplify right side
    6,493.92x = 22,682,249.28
  5. Step 5: Solve for x
    x = 22,682,249.28/6,493.92
  6. Step 6: Final answer
    x = 3,492.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.